not only means being responsible
for something but also ultimately being answerable for your or possibly others actions.
A Pilot-In-Charge is accountable
for anything that happens in regards to the operation of the aircraft.
He may or may not be the responsible party that perhaps caused a collision. (ie the co-pilot may have been the responsible party).
However, the Pilot-In-Charge is always accountable.
Data Storage and Accountable vs responsible#
Typically where data storage is delegated
to another party, the Resource Owner
for the data values
and the Resource Server
"Operator" is Responsible
for the integrity
of the data values
There might be more information for this subject on one of the following: